vertex.c
#include <stdint.h>
#include <stddef.h>
#include "common.h"
#include "hash.h"
#include "vertex.h"
int
vertexeq(struct vertex *v1, struct vertex *v2)
{
return hasheq(&v1->change, &v2->change) && v1->start == v2->start &&
v1->end == v2->end;
}